Boonton 4240 RF Power Meter - Manual (Page 30)

Boonton 4240 Series RF Power Meter
3.3 Operation
The Model 4 c e r e o i e c h o l 240 an b configu ed for op rati n v a th six swit hes on t e fr nt pane ;
> <FREQ> <A <Menu> <Sensor VG> <Zero/Cal> 1 <REF Le l> 1
y s opera )
Pressing ke wi
ri th instrum t t ne . flo c rt t in ru nt c mand structure is
shown in gu 3-5. Th u> ey rv E A E y t ca el e c e operat ny point and return
to the m sur ent screen.
To chan
e e he row ey o p r. Press t e < nt key and then use
the up/down arrow eys to scroll through th ram hen e entered, use the left/right arrow keys
to position th cursor u er e n ber tha be the rro ke s to ncrement/decrement
the num Holdi h o e l in pi o m t th ugh the selection.
Within a sub
u e i r re aye hen the urrent screen has
addition a n that can b obt ed by scrol itio are possible:
1. Use the up ar w k y to cro scr al infor ati n.
2. ∨ Use the wn rro f mat n.
3. ∧ ∨ Use the up/down a additional information.
Additonal freat res introduced in the 4240 are the ‘s le key ess op ation’ f r th o/ al> n REF Level> keys.
See secti 3. .5 a d 3 6 r f her det ils. Also th arr s nd e <Ent r> key have sp ial functions while
measure nt d
Arrow keys group el io A v h n e a l e ur ent uni m b c mplished by use of
the arrow ey h n s m e o a
Up Arro ke
es the Active Cha ne u on e splay. For e e if the activ ch nel is set to 2, pressing
the <Up Arrow> ke will cau e ch nne 1 t be e activ ch e
Down Arrow ey
es the Active Chann r lay. Fo ex p if e activ channel is set to 1,
pressing e < ow w> ey ll c us e annel.
Left Ar
w key. Pressi this key sets the ve Ch ent units (Watts, %).
Right Arrow key
ress g t k Ac ve Chan L su ent u ts Bm B .
Enter key. When in the measurem
uses the instrument to drop down
into the CHANNELS menu using the Active Channel as a pointer to the associated channels menu. This provides faster
settings of channel parameters such as units, resolution, duty cycle, offset, range, alarm setting and limits.
ve
( 1 single ke pres tion
a y ll b ng e en o the xt submenu A w ha of he st me ’s om
fi re e <Men k se es as an SC P ke o nc th urr nt ion from a
ea em
ge a valu , us t ar k s t osition the cursor to the desired paramete h E er>
k e pa
t is to
eter list. W
changed,
a number is to b
n use the up/down y e nd th um a w i
ber. ng t e up/down arr w k y wil itiate repeat mode to allow ra d m ve en ro
men , th ∧ ∨ ind cato s a displ d in the upper right potion of the display w c
al inform tio e ain ling with the up/down arrow keys. Three cond ns
∧ ro
a
e s ll the een upwa d for additio r n m o
or do w key to scroll the screen downward for additional in
rrown keys to scoll the screen upward/downward for
io
u
3
ing
e
pr er
a
o e <Zer
e
C a d <
ec on n .3. fo urt a ow key th
me s are displaye .
. S ect
the
n of the cti e C an el and th ch nne ’s m as em ts ay e a co
k s w ile i mea urement od of per tion.
w y. Mov
n
l
l cursor
o
p th
e
di
ann
xampl e an
y s a th l.
k
D
. Mov
n Arro
el cu sor down on the disp
l 2 to be the active ch
r am le th e
th k wi a e chann
ro ng Acti annel to Linear measurem
. P in his ey sets the ti nel to og mea rem ni (d , d r)
ent mode of operation pressing the <Enter> key ca
Getting Started
3-6